US8492947B2 - Terminal module for rotating electric machine having a guide portion, rotating electric machine, and manufacturing method thereof - Google Patents

Terminal module for rotating electric machine having a guide portion, rotating electric machine, and manufacturing method thereof Download PDF

Info

Publication number
US8492947B2
US8492947B2 US12/600,955 US60095508A US8492947B2 US 8492947 B2 US8492947 B2 US 8492947B2 US 60095508 A US60095508 A US 60095508A US 8492947 B2 US8492947 B2 US 8492947B2
Authority
US
United States
Prior art keywords
bus bar
electric machine
rotating electric
terminal module
phase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active, expires
Application number
US12/600,955
Other languages
English (en)
Other versions
US20100148615A1 (en
Inventor
Kei Sasaki
Yasumasa Goto
Norihiko Akao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA reassignment TOYOTA JIDOSHA KABUSHIKI KAISHA ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: AKAO, NORIHIKO, GOTO, YASUMASA, SASAKI, KEI
Publication of US20100148615A1 publication Critical patent/US20100148615A1/en
Application granted granted Critical
Publication of US8492947B2 publication Critical patent/US8492947B2/en
Active legal-status Critical Current
Adjusted expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
    • H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
    • H02K2203/09—Machines characterised by wiring elements other than wires, e.g. bus rings, for connecting the winding terminations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49009—Dynamoelectric machine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core

Definitions

  • the present invention relates to a terminal module for a rotating electric machine, a rotating electric machine, and a manufacturing method thereof.
  • the present invention relates to a terminal module for a rotating electric machine having a bus bar, a rotating electric machine having the terminal module, and a manufacturing method thereof.
  • a ring-shaped bus bar has been provided on an axial end surface of a cylindrical stator core.
  • Such a bus bar is described, for example, in Japanese Patent Laying-Open Nos. 2006-180615 (Patent Document 1), 2005-65374 (Patent Document 2), 2003-134724 (Patent Document 3), and International Publication No. WO04/010562 (Patent Document 4).
  • Patent Document 5 discloses an armature of a rotating electric machine having position determining means defining a position of a wiring substrate with respect to an insulator.
  • One object of the present invention is to provide a terminal module for a rotating electric machine capable of reducing manufacturing cost of the rotating electric machine and adaptable to mass production, a rotating electric machine having the terminal module, and a manufacturing method thereof.
  • a terminal module for a rotating electric machine in accordance with the present invention is a terminal module for a rotating electric machine mounted on an end surface in an axial direction of a stator of the rotating electric machine.
  • the terminal module for a rotating electric machine described above includes a ring-shaped bus bar housing having a groove extending in a circumferential direction, and a bus bar fitted into the groove.
  • the bus bar housing has a guide portion for determining a phase of rotation of the bus bar housing about the axial direction.
  • the phase of rotation of the bus bar housing can be determined by fitting a guide pin into the guide portion, and thus the terminal module can be automatically mounted to the stator. As a result, manufacturing cost of the rotating electric machine can be reduced, and mass production can be performed.
  • the bus bar includes a plurality of members arranged in a radial direction of the bus bar housing, and the guide portion is provided at a position where all of the plurality of members arranged in the radial direction of the bus bar housing are divided in the circumferential direction of the bus bar housing.
  • the guide portion can be formed effectively using a space in the bus bar housing where the bus bar is not formed.
  • the terminal module can be automatically mounted to the stator without inhibiting size reduction of the terminal module.
  • the bus bar includes a plurality of members configuring neutral points of the rotating electric machine, and the guide portion is provided between the plurality of members configuring the neutral points.
  • the terminal module for a rotating electric machine described above includes a ring-shaped bus bar housing having a groove extending in a circumferential direction, a bus bar fitted into the groove, and a connector portion having a terminal connecting the bus bar with an external wire.
  • the connector portion has a guide portion for determining a position of a mold for a mold resin portion molding the bus bar housing.
  • the position of the mold can be determined by fitting a guide pin into the guide portion, and thus the mold can be automatically mounted. As a result, manufacturing cost of the rotating electric machine can be reduced, and mass production can be performed.
  • a rotating electric machine in accordance with the present invention includes a stator core having a tooth, an insulator fitted to the tooth, a stator coil wound around the insulator, and the terminal module for the rotating electric machine described above.
  • the insulator has an engaging portion engaging the terminal module for the rotating electric machine.
  • engagement between the insulator and the terminal module for the rotating electric machine can secure the insulator and the stator coil wound around the insulator.
  • a method of manufacturing a rotating electric machine in accordance with the present invention includes the steps of holding a ring-shaped terminal module for the rotating electric machine by a holder while determining a phase of rotation of the terminal module about an axial direction by fitting a guide pin into a guide portion formed in the terminal module, and mounting the terminal module held by the holder to a stator core.
  • the terminal module can be automatically mounted to the stator core by determining the phase of rotation of the terminal module about the axial direction using the guide portion. As a result, manufacturing cost of the rotating electric machine can be reduced, and mass production can be performed.
  • a method of manufacturing a rotating electric machine in accordance with the present invention includes the steps of holding a ring-shaped terminal module for the rotating electric machine by a holder, mounting the terminal module held by the holder to a stator core, and determining a position of a mold for resin molding by fitting a guide pin into a guide portion formed in the terminal module, and resin molding the terminal module mounted to the stator core using the mold.
  • the mold can be automatically mounted by determining the position of the mold for resin molding using the guide portion. As a result, manufacturing cost of the rotating electric machine can be reduced, and mass production can be performed.
  • manufacturing cost of the rotating electric machine can be reduced, and mass production can be performed, as described above.
  • FIG. 1 is a view schematically showing a configuration of an electric driven vehicle including a terminal module for a rotating electric machine in accordance with one embodiment of the present invention.
  • FIG. 2 is a perspective view showing a stator including a terminal module for a rotating electric machine in accordance with one embodiment of the present invention.
  • FIG. 3 is a view showing a state where a mold resin portion is provided to the stator shown in FIG. 2 .
  • FIG. 4 is a cross sectional view of the stator shown in FIG. 3 .
  • FIG. 5 is a view schematically showing a connection state of bus bars in the terminal module for a rotating electric machine shown in FIG. 2 .
  • FIG. 6 is a cross sectional view showing a rail included in the terminal module for a rotating electric machine shown in FIG. 2 .
  • FIG. 7 is a view showing a process of mounting the terminal module for a rotating electric machine shown in FIG. 2 to the stator.
  • FIG. 8 is an enlarged view of the periphery of a connector portion in the stator shown in FIG. 2 .
  • FIG. 9 is a top view showing a modification of the stator including a terminal module for a rotating electric machine in accordance with one embodiment of the present invention.
  • FIG. 10 is a cross sectional view of the stator shown in FIG. 9 .
  • FIG. 11 is a flowchart illustrating a method of manufacturing a rotating electric machine in accordance with one embodiment of the present invention.
  • FIG. 1 is a view showing a hybrid vehicle (HV) including a terminal module for a rotating electric machine in accordance with one embodiment of the present invention.
  • HV hybrid vehicle
  • an “electric driven vehicle” is not limited to a hybrid vehicle, and also includes, for example, a fuel cell car and an electric car.
  • the hybrid vehicle is configured to include a stator 10 , a rotor 20 , a shaft 30 , a reduction mechanism 40 , a differential mechanism 50 , a drive shaft receiving portion 60 , a PCU (Power Control Unit) 70 , and a battery 80 as a chargeable/dischargeable secondary battery.
  • Stator 10 and rotor 20 configure a rotating electric machine (i.e., motor generator) having a function as an electric motor or an electric power generator.
  • Rotor 20 is mounted to shaft 30 .
  • Shaft 30 is rotatably supported by a housing for a drive unit via a bearing.
  • Stator 10 has a ring-shaped stator core.
  • the stator core is configured by stacking plate-like magnetic bodies such as iron, iron alloy, or the like.
  • the stator core has an inner circumference surface having a plurality of stator teeth and a slot as a recess formed between the stator teeth.
  • the slot is provided to be open toward the inner circumference of the stator core.
  • Stator coils including an U phase, a V phase, and a W phase as three winding phases are wound around the teeth to fit into the slot.
  • the U phase, the V phase, and the W phase are wound such that they are displaced from one another on the circumference.
  • the stator coils are connected to PCU 70 via a power supply cable.
  • PCU 70 is electrically connected to battery 80 via a power supply cable. Thereby, battery 80 and the stator coils are electrically connected.
  • Motive power output from the motor generator including stator 10 and rotor 20 is transmitted from reduction mechanism 40 to drive shaft receiving portion 60 , via differential mechanism 50 .
  • Drive power transmitted to drive shaft receiving portion 60 is transmitted as rotary force to wheels (not shown) via a drive shaft (not shown) to allow the vehicle to run.
  • the wheels are rotated by inertial force of a vehicle body.
  • the motor generator is driven by the rotary force from the wheels, via drive shaft receiving portion 60 , differential mechanism 50 , and reduction mechanism 40 .
  • the motor generator operates as an electric power generator. Electric power generated by the motor generator is stored in battery 80 , via an inverter within PCU 70 .
  • FIGS. 2 and 3 are perspective views showing stator 10 ( FIG. 2 : before forming a mold resin, FIG. 3 : after forming the mold resin), and FIG. 4 is a cross sectional view of stator 10 .
  • stator 10 is configured to include a stator core 110 , stator coils, bus bars to which the stator coils are connected, a terminal module 1 to which the bus bars are attached, a mold resin portion 120 , a connector portion 130 , and an insulator 140 .
  • the stator coils include first to fourth U-phase coils 11 U to 14 U, first to fourth V-phase coils 11 V to 14 V, and first to fourth W-phase coils 11 W to 14 W.
  • the first U-phase coil 11 U is formed by winding a conductive wire 511 U around a tooth.
  • Conductive wire 511 U has one end connected to a first U-phase coil terminal 4111 U, and the other end connected to a first U-phase coil terminal 1111 U.
  • the first V-phase coil 11 V is formed by winding a conductive wire 511 V around a tooth.
  • Conductive wire 511 V has one end connected to a first V-phase coil terminal 1211 V, and the other end connected to a first V-phase coil terminal 2111 V.
  • the first W-phase coil 11 W is formed by winding a conductive wire 511 W around a tooth.
  • Conductive wire 511 W has one end connected to a first W-phase coil terminal 2211 W, and the other end connected to a first W-phase coil terminal 3111 W.
  • the second U-phase coil 12 U is formed by winding a conductive wire 512 U around a tooth.
  • Conductive wire 512 U has one end connected to a second U-phase coil terminal 3212 U, and the other end connected to a second U-phase coil terminal 4112 U.
  • the second V-phase coil 12 V is formed by winding a conductive wire 512 V around a tooth.
  • Conductive wire 512 V has one end connected to a second V-phase coil terminal 3212 V, and the other end connected to a second V-phase coil terminal 1212 V.
  • the second W-phase coil 12 W is formed by winding a conductive wire 512 W around a tooth.
  • Conductive wire 512 W has one end connected to a second W-phase coil terminal 3212 W, and the other end connected to a second W-phase coil terminal 2212 W.
  • the third U-phase coil 13 U is formed by winding a conductive wire 513 U around a tooth.
  • Conductive wire 513 U has one end connected to a third U-phase coil terminal 3313 U, and the other end connected to a third U-phase coil terminal 1313 U.
  • the third V-phase coil 13 V is formed by winding a conductive wire 513 V around a tooth.
  • Conductive wire 513 V has one end connected to a third V-phase coil terminal 3313 V, and the other end connected to a third V-phase coil terminal 2313 V.
  • the third W-phase coil 13 W is formed by winding a conductive wire 513 W around a tooth.
  • Conductive wire 513 W has one end connected to a third W-phase coil terminal 3313 W, and the other end connected to a third W-phase coil terminal 3413 W.
  • the fourth U-phase coil 14 U is formed by winding a conductive wire 514 U around a tooth.
  • Conductive wire 514 U has one end connected to a fourth U-phase coil terminal 1314 U, and the other end connected to a fourth U-phase coil terminal 1114 U.
  • the fourth V-phase coil 14 V is formed by winding a conductive wire 514 V around a tooth.
  • Conductive wire 514 V has one end connected to a fourth V-phase coil terminal 2314 V, and the other end connected to a fourth V-phase coil terminal 2114 V.
  • the fourth W-phase coil 14 W is formed by winding a conductive wire 514 W around a tooth.
  • Conductive wire 514 W has one end connected to a fourth W-phase coil terminal 3414 W, and the other end connected to a fourth W-phase coil terminal 3114 W.
  • each coil terminal is provided to protrude from a rail 100 .
  • the terminal has a recess for receiving each conductive wire to ensure connection between the conductive wire and the terminal.
  • Each coil is wound around insulator 140 and formed as a cassette coil before being mounted to stator 110 .
  • the rail and the coils provided on stator core 110 are molded by mold resin portion 120 made of a resin. Thereby, positions of the coils are reliably determined, and insulation between adjacent coils is ensured.
  • the present invention is not limited to the formation of a molded body as shown in FIGS. 3 and 4 , and the present invention may employ a configuration in which an insulating resin such as varnish is applied on surfaces of coils to ensure determination of positions of the coils.
  • FIG. 5 is a view schematically showing a connection state of bus bars in terminal module 1
  • FIG. 6 is a cross sectional view showing rail 100 included in terminal module 1 .
  • a plurality of grooves 100 A, 100 B, 100 C, and 100 D arranged from an inner circumference side to an outer circumference side of rail 100 are formed.
  • Each of grooves 100 A, 100 B, 100 C, and 100 D has a shape interrupted in the course of its extension.
  • the bus bars include first bus bars 11 to 13 , second bus bars 21 to 23 , third bus bars 31 to 34 , and a fourth bus bar 41 .
  • the first bus bars 11 , 12 , and 13 are fitted into groove 100 A.
  • the first bus bar 11 is provided with the first U-phase coil terminal 1111 U and the fourth U-phase coil terminal 1114 U. Further, a connector terminal 130 U is attached to the first bus bar 11 . Electric power is supplied from connector terminal 130 U, and the electric power is transmitted to the first bus bar 11 .
  • the first bus bar 12 is provided with the first V-phase coil terminal 1211 V and the second V-phase coil terminal 1212 V.
  • the first bus bar 13 is provided with the third U-phase coil terminal 1313 U and the fourth U-phase coil terminal 1314 U.
  • the second bus bars 21 , 22 , and 23 are fitted into groove 100 B.
  • the second bus bar 21 is provided with the first V-phase coil terminal 2111 V and the fourth V-phase coil terminal 2114 V. Further, a connector terminal 130 V is attached to the second bus bar 21 . Electric power is supplied from connector terminal 130 V, and the electric power is transmitted to the second bus bar 21 .
  • the second bus bar 22 is provided with the first W-phase coil terminal 2211 W and the second W-phase coil terminal 2212 W.
  • the second bus bar 23 is provided with the third V-phase coil terminal 2313 V and the fourth V-phase coil terminal 2314 V.
  • the third bus bars 31 , 32 , 33 , and 34 are fitted into groove 100 C.
  • the third bus bar 31 is provided with the fourth W-phase coil terminal 3114 W and the first W-phase coil terminal 3111 W. Further, a connector terminal 130 W is attached to the third bus bar 31 . Electric power is supplied from connector terminal 130 W, and the electric power is transmitted to the third bus bar 31 .
  • the third bus bar 32 is provided with the second U-phase coil terminal 3212 U, the second V-phase coil terminal 3212 V, and the second W-phase coil terminal 3212 W.
  • the third bus bar 33 is provided with the third U-phase coil terminal 3313 U, the third V-phase coil terminal 3313 V, and the third W-phase coil terminal 3313 W.
  • the third bus bars 32 and 33 each serve as a neutral point connecting the U-phase coil, the V-phase coil, and the W-phase coil.
  • the fourth bus bar 34 is provided with the third W-phase coil terminal 3413 W and the fourth W-phase coil terminal 3414 W.
  • the fourth bus bar 41 is fitted into groove 100 D.
  • the fourth bus bar 41 is provided with the first U-phase coil terminal 4111 U and the second U-phase coil terminal 4112 U.
  • FIG. 5 shows a star-connected three-phase alternating current motor
  • the present invention is not limited thereto, and the present invention may be applied to, for example, a delta-connected three-phase coil motor.
  • terminal module 1 has a position determining pin 101 and a position determining hole 102 . Further, a position determining pin insertion hole 111 is formed in an axial end surface of stator core 110 at a location corresponding to position determining pin 101 .
  • position determining pin 101 is inserted into position determining pin insertion hole 111 .
  • terminal module 1 is held by a holder, and is automatically mounted to stator core 110 in that state. Since phase determining hole 102 is formed in terminal module 1 , a phase of rotation of terminal module 1 held by the holder is determined by inserting a guide pin secured on the holder into phase determining hole 102 . This enables automatic mounting of terminal module 1 .
  • FIG. 7 shows an example of mounting terminal module 1 to stator core 110 mounted with cassette coils
  • terminal module 1 is mounted to stator core 110 , and then cassette coils are mounted to stator core 110 .
  • mold resin portion 120 is formed using a mold.
  • a position determining hole 131 is formed in connector portion 130 as shown in FIG. 8 , and a position of the mold for mold resin portion 120 is determined by inserting a guide pin secured on the mold into position determining hole 131 . This enables automatic mounting of the mold.
  • terminal module 1 and the mold can be automatically mounted in the present embodiment, manufacturing cost of stator 10 can be reduced, and mass production can be performed.
  • a projection may be formed, and a recess engaging the projection may be provided at a tip end of the guide pin secured on the holder. Further, instead of position determining hole 131 described above, a projection may be formed, and a recess engaging the projection may be provided at a tip end of the guide pin secured on the mold.
  • FIG. 9 is a top view showing a modification of stator 10
  • FIG. 10 is a cross sectional view of stator 10 shown in FIG. 9
  • a protruding portion 141 protruding from a back surface of insulator 140 to radially outward of stator 10 is provided, and protruding portion 141 engages rail 100 in terminal module 1 .
  • insulator 140 and the stator coils wound around insulator 140 can be secured.
  • stator core 110 In a case where insulator 140 does not have protruding portion 141 , it is necessary to provide stator core 110 with an engaging portion such as a groove that engages insulator 140 in order to secure insulator 140 . In a case where such a groove is provided, a crack may occur at the portion, or the core has a reduced width and a magnetic flux is likely to saturate, and thus there is concern that output of the rotating electric machine may be affected. In contrast, in a case where protruding portion 141 as described above is provided, there is no need to provide a groove or the like in stator core 110 , suppressing a crack in the core, reduction in core width, and the like. Further, since insulator 140 presses terminal module 1 from above, uplift of terminal module 1 can be prevented.
  • FIG. 9 shows that two protruding portions 141 are provided to each of the first V-phase coil 11 V and the first W-phase coil 11 W only, a cassette coil provided with protruding portion 141 is changed as appropriate. Typically, all of the cassette coils are provided with protruding portions 141 . Each cassette coil may be provided with only one protruding portion 141 , or three or more protruding portions 141 .
  • the method of manufacturing stator 10 includes the steps of holding terminal module 1 (bus bar module) by a holder (S 10 ), mounting terminal module 1 held by the holder to stator core 110 (S 20 ), and forming mold resin portion 120 by resin molding terminal module 1 mounted to stator core 110 (S 30 ).
  • terminal module 1 When terminal module 1 is held by the holder in S 10 , the guide pin of the holder is inserted into phase determining hole 102 formed in terminal module 1 , and thereby the phase of rotation of terminal module 1 about an axial direction is determined.
  • terminal module 1 can be automatically mounted to stator core 110 .
  • terminal module 1 is resin molded in S 30
  • the guide pin of the mold for mold resin portion 120 is inserted into position determining hole 131 formed in terminal module 1 , and thereby the position of the mold is determined.
  • the mold can be automatically mounted.
  • a phase of rotation of rail 100 can be determined by inserting the guide pin of the holder into phase determining hole 102 , and thus terminal module 1 can be automatically mounted to stator core 110 .
  • phase determining hole 102 can be formed effectively using a space in rail 100 where the first to fourth bus bars 11 to 13 , 21 to 23 , 31 to 34 , and 41 are not formed, size reduction of terminal module 1 is not inhibited.
  • the position of the mold can be determined by inserting the guide pin of the mold into position determining hole 131 , the mold can be automatically mounted.
  • engagement between insulator 140 and terminal module 1 can secure insulator 140 and the first to fourth U-phase coils 11 U to 14 U, the first to fourth V-phase coils 11 V to 14 V, and the first to fourth W-phase coils 11 W to 14 W wound around insulator 140 .
  • terminal module 1 for a rotating electric machine in accordance with the present embodiment includes rail 100 as a ring-shaped “bus bar housing” having grooves 100 A to 100 D extending in a circumferential direction, the first to fourth bus bars 11 to 13 , 21 to 23 , 31 to 34 , 41 fitted into grooves 100 A to 100 D, and connector portion 130 having connector terminals 130 U, 130 V, 130 W connecting the bus bars with an external wire.
  • Rail 100 has phase determining hole 102 for determining a phase of rotation of rail 100 about an axial direction
  • connector portion 130 has position determining hole 131 for determining a position of a mold for mold resin portion 120 molding rail 100 .
  • Phase determining hole 102 and position determining hole 131 each configure a “guide portion” fitting to a guide pin.
  • the first to fourth bus bars 11 to 13 , 21 to 23 , 31 to 34 , 41 are provided to be arranged in a radial direction of rail 100 .
  • Phase determining hole 102 is provided at a position where all of the first to fourth bus bars 11 to 13 , 21 to 23 , 31 to 34 , 41 are divided in the circumferential direction of rail 100 .
  • phase determining hole 102 is provided between the third bus bars 32 , 33 configuring neutral points of the rotating electric machine.
  • Stator 10 in accordance with the present embodiment includes stator core 110 having a tooth, insulator 140 fitted to the tooth, the first to fourth U-phase coils 11 U to 14 U, the first to fourth V-phase coils 11 V to 14 V, the first to fourth W-phase coils 11 W to 14 W as the “stator coils” wound around insulator 140 , and terminal module 1 .
  • Insulator 140 has protruding portion 141 as an “engaging portion” engaging terminal module 1 .
  • the present invention is applicable, for example, to a terminal module for a rotating electric machine having a bus bar, a rotating electric machine having the terminal module, and a manufacturing method thereof.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Manufacture Of Motors, Generators (AREA)
US12/600,955 2007-05-29 2008-05-28 Terminal module for rotating electric machine having a guide portion, rotating electric machine, and manufacturing method thereof Active 2029-12-13 US8492947B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007-141912 2007-05-29
JP2007141912A JP4743167B2 (ja) 2007-05-29 2007-05-29 回転電機用端末モジュールおよび回転電機
PCT/JP2008/060254 WO2008146945A1 (ja) 2007-05-29 2008-05-28 回転電機用端末モジュール、回転電機およびその製造方法

Publications (2)

Publication Number Publication Date
US20100148615A1 US20100148615A1 (en) 2010-06-17
US8492947B2 true US8492947B2 (en) 2013-07-23

Family

ID=40075167

Family Applications (2)

Application Number Title Priority Date Filing Date
US12/600,955 Active 2029-12-13 US8492947B2 (en) 2007-05-29 2008-05-28 Terminal module for rotating electric machine having a guide portion, rotating electric machine, and manufacturing method thereof
US13/479,868 Active US8482172B2 (en) 2007-05-29 2012-05-24 Terminal module for rotating electric machine having a guide portion, rotating electric machine, and manufacturing method thereof

Family Applications After (1)

Application Number Title Priority Date Filing Date
US13/479,868 Active US8482172B2 (en) 2007-05-29 2012-05-24 Terminal module for rotating electric machine having a guide portion, rotating electric machine, and manufacturing method thereof

Country Status (5)

Country Link
US (2) US8492947B2 (de)
JP (1) JP4743167B2 (de)
CN (1) CN101730969B (de)
DE (1) DE112008001219B4 (de)
WO (1) WO2008146945A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120056500A1 (en) * 2010-06-11 2012-03-08 Toyota Jidosha Kabushiki Kaisha Stator and method of manufacturing the stator
US9847691B2 (en) 2015-11-26 2017-12-19 INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE and the nation Power collection device for electric machine
US11336156B2 (en) * 2019-02-26 2022-05-17 Honda Motor Co., Ltd. Power control unit

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4924595B2 (ja) * 2008-12-09 2012-04-25 日産自動車株式会社 集中巻モータ用の集中配電部材
JP5460095B2 (ja) * 2009-03-26 2014-04-02 株式会社ミツバ ブラシレスモータ
DE102011100843A1 (de) * 2011-05-06 2012-11-08 Sew-Eurodrive Gmbh & Co. Kg Elektromotor, aufweisend mit Vergussmasse umgossene Statorwicklungen
DE102011100863A1 (de) * 2011-05-06 2012-11-08 Sew-Eurodrive Gmbh & Co. Kg Elektromotor, aufweisend mit Vergussmasse umgossene Statorwicklungen
EP2560269A3 (de) * 2011-08-16 2017-10-18 LG Innotek Co., Ltd. Stator für einen Motor
JP5644953B2 (ja) 2011-09-27 2014-12-24 トヨタ自動車株式会社 回転電機のバスバーモジュール
JP5813463B2 (ja) * 2011-11-02 2015-11-17 株式会社東芝 回転電機の固定子、固定子用ホルダ、回転電機、及び自動車
FR2992495B1 (fr) * 2012-06-20 2014-07-11 Valeo Equip Electr Moteur Interconnecteur pour stator de machine electrique et stator de machine electrique associe
WO2014011783A1 (en) * 2012-07-11 2014-01-16 Remy Technologies, Llc Interlocking coil isolators for resin retention in a segmented stator assembly
US8872401B2 (en) * 2012-10-05 2014-10-28 Asia Vital Components (China) Co., Ltd. Securing structure for fan sensing element
JP6098920B2 (ja) * 2012-10-19 2017-03-22 日本電産株式会社 ステータユニットおよびモータ
JP5776664B2 (ja) * 2012-10-19 2015-09-09 株式会社安川電機 回転電機、固定子結合体、及び結線基板
DE102012220855A1 (de) * 2012-11-15 2014-06-12 Bayerische Motoren Werke Aktiengesellschaft Stator für eine elektrische Maschine und Verfahren zur Herstellung des Stators
CN102931750B (zh) * 2012-11-26 2015-01-21 东风汽车公司 电机定子引线连接结构
TW201431253A (zh) * 2013-01-25 2014-08-01 li-he Yao 馬達定子及其結線裝置
US9698645B2 (en) * 2013-03-14 2017-07-04 Regal Beloit America, Inc. Electric machine and associated method
EP2784911A1 (de) * 2013-03-27 2014-10-01 Maxon Motor AG Stator für einen Hochtemperaturelektromotor sowie Elektromotor
US9882444B2 (en) * 2013-04-19 2018-01-30 Mitsubishi Electric Corporation Rotating electrical machine having a structure for support of a bus bar and terminal block
FR3015795B1 (fr) * 2013-12-20 2017-08-25 Valeo Equip Electr Moteur Interconnecteur pour stator de machine electrique et stator de machine electrique comportant un tel interconnecteur
US9941762B2 (en) * 2014-07-18 2018-04-10 Denso Corporation Stator of rotating electric machine
JP6143109B2 (ja) * 2014-07-18 2017-06-07 株式会社デンソー 回転電機の固定子
US9742236B2 (en) * 2014-07-29 2017-08-22 Hyundai Mobis Co., Ltd. Terminal for vehicle traction motor and method of manufacturing the same
JP5977311B2 (ja) * 2014-10-27 2016-08-24 ファナック株式会社 コイル固定部品を備えた固定子及び該固定子を備えた電動機
JPWO2017038341A1 (ja) * 2015-09-02 2018-03-08 日立オートモティブシステムズエンジニアリング株式会社 ブラシレスモータ
CN109196756B (zh) * 2016-06-08 2020-08-18 三菱电机株式会社 旋转电机
WO2018025985A1 (ja) * 2016-08-05 2018-02-08 日本電産株式会社 モータ
JP2018038204A (ja) * 2016-09-01 2018-03-08 株式会社協豊製作所 回転電機用のステータ
JP6724725B2 (ja) * 2016-11-01 2020-07-15 トヨタ自動車株式会社 回転電機のステータ
DE102017206597A1 (de) * 2017-04-19 2018-10-25 Continental Automotive Gmbh Polzahnmodul für eine elektrische Maschine, Aktivteil mit einem Polzahnmodul und elektrische Maschine
NL2019307B1 (en) * 2017-07-20 2019-02-12 E Traction Europe Bv Stator with terminal connector
JP2019080486A (ja) * 2017-10-26 2019-05-23 トヨタ自動車株式会社 ステータ
DE102018106461A1 (de) * 2018-03-20 2019-09-26 Schaeffler Technologies AG & Co. KG Verschaltung von "n"-Stromschienen in einem Elektromotor
JP7033475B2 (ja) * 2018-03-27 2022-03-10 株式会社山田製作所 モータ用ステータ
KR102522992B1 (ko) 2018-04-17 2023-04-18 엘지전자 주식회사 스테이터 인슐레이터 및 스테이터
DE102018207787B3 (de) 2018-05-17 2019-10-10 Magna Powertrain Bad Homburg GmbH Elektrische Maschinen und Herstellung einer elektrischen Maschine
JP6728280B2 (ja) * 2018-07-24 2020-07-22 本田技研工業株式会社 回転電機のステータ
CN112544029A (zh) * 2018-08-17 2021-03-23 三菱电机株式会社 旋转电机
KR20200029876A (ko) * 2018-09-11 2020-03-19 엘지이노텍 주식회사 모터
JP7183860B2 (ja) * 2019-02-25 2022-12-06 株式会社デンソー 電機子
KR102336674B1 (ko) * 2020-05-18 2021-12-07 현대모비스 주식회사 자동차용 모터의 스테이터
EP4162594A4 (de) 2020-06-05 2024-07-03 Milwaukee Electric Tool Corp Bürstenloser motor für ein elektrowerkzeug
JP7433176B2 (ja) 2020-09-15 2024-02-19 三菱電機株式会社 回転電機ステータの結線板、回転電機のステータ、および回転電機
JP7487638B2 (ja) 2020-10-29 2024-05-21 株式会社デンソー 回転電機及び電機子
JP7472757B2 (ja) 2020-10-29 2024-04-23 株式会社デンソー 回転電機及び電機子
FR3115948B1 (fr) * 2020-10-30 2023-06-02 Inteva Products Llc Moteur à engrenages sans balais avec pièces isolantes en plastique
KR20220069644A (ko) * 2020-11-20 2022-05-27 현대모비스 주식회사 모터
JP2022136852A (ja) * 2021-03-08 2022-09-21 日本電産株式会社 モータ
CN117121343A (zh) * 2021-07-02 2023-11-24 舍弗勒技术股份两合公司 电机定子和电机

Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5823797A (en) 1996-02-02 1998-10-20 Yazaki Corporation Connector-combined unit case, method of molding thereof, and mold for molding thereof
EP1050948A2 (de) 1999-05-03 2000-11-08 Mannesmann Sachs Aktiengesellschaft Stator für eine elektrische Maschine und Verfahren zur Herstellung eines Stators
JP2001136698A (ja) 1999-11-01 2001-05-18 Nippon Densan Corp 回転機の電機子およびその製造方法
US20020047365A1 (en) 2000-08-31 2002-04-25 Yasuhide Yagyu Electric motor
DE10103824A1 (de) 2001-01-29 2002-09-05 Bosch Gmbh Robert Ständer-Anschlussteil einer elektrischen Maschine
CN1414672A (zh) 2001-10-26 2003-04-30 住友电装株式会社 集中式配电装置以及汇流条的加工方法
US6566779B2 (en) * 2000-06-02 2003-05-20 Kabushiki Kaisha Moric Coil winding for DC machine
US20030146671A1 (en) 2002-02-07 2003-08-07 Diehl Kris D. Insulated stator core with attachment features
WO2004010562A1 (ja) 2002-07-22 2004-01-29 Nsk Ltd. モータ、モータの製造方法及びモータの駆動制御装置
JP2004088944A (ja) 2002-08-28 2004-03-18 Honda Motor Co Ltd 回転電機
DE10318816A1 (de) 2003-04-17 2004-11-25 Minebea Co., Ltd. Stator mit Verschaltungsstruktur für Statorwicklungen
JP2004336897A (ja) 2003-05-08 2004-11-25 Moric Co Ltd 回転電機の電機子
CN1551451A (zh) 2003-05-08 2004-12-01 株式会社萌力克 旋转电机装置的电枢
JP2005065374A (ja) 2003-08-08 2005-03-10 Nissan Motor Co Ltd 巻線の端末結線構造
JP2005168224A (ja) 2003-12-04 2005-06-23 Matsushita Electric Ind Co Ltd 電動機の製造方法
JP2006180615A (ja) 2004-12-22 2006-07-06 Sumitomo Electric Ind Ltd 回転電機のステータ
JP2007049823A (ja) 2005-08-10 2007-02-22 Sumitomo Electric Ind Ltd パワーモジュール及び基板
US7193345B2 (en) * 2001-09-03 2007-03-20 Honda Motor Co., Ltd. Collecting and distributing ring for rotary electric machine stator
US20070076354A1 (en) 2005-10-05 2007-04-05 Yazaki Corporation Electric power distribution device
US20080175732A1 (en) 2007-01-19 2008-07-24 Jtekt Corporation Busbar structure, method of producing the busbar structure, and electric motor having the busbar structure

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1050948B (de) 1954-12-29 1959-02-19 California Research Corporation, San Francisco, Calif. (V. St. A.) Schmiermittelgemisch
JP3733313B2 (ja) * 2001-10-26 2006-01-11 住友電装株式会社 車両用薄型ブラシレスモータの集中配電部材
DE102004027380A1 (de) * 2004-06-04 2005-12-29 Siemens Ag Elektrische Maschine mit einem Schaltungsträger
DE50313509D1 (de) * 2003-10-22 2011-04-14 Brose Fahrzeugteile Verschaltungseinheit für einen Stator eines Elektromotors

Patent Citations (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5823797A (en) 1996-02-02 1998-10-20 Yazaki Corporation Connector-combined unit case, method of molding thereof, and mold for molding thereof
EP1050948A2 (de) 1999-05-03 2000-11-08 Mannesmann Sachs Aktiengesellschaft Stator für eine elektrische Maschine und Verfahren zur Herstellung eines Stators
US6369473B1 (en) 1999-05-03 2002-04-09 Mannesmann Sachs Ag Stator for an electrical machine and method for production of a stator
JP2001136698A (ja) 1999-11-01 2001-05-18 Nippon Densan Corp 回転機の電機子およびその製造方法
US6566779B2 (en) * 2000-06-02 2003-05-20 Kabushiki Kaisha Moric Coil winding for DC machine
US6674195B2 (en) * 2000-08-31 2004-01-06 Mitsubishi Denki Kabushiki Kaisha Electric motor with improved terminal connector
US20020047365A1 (en) 2000-08-31 2002-04-25 Yasuhide Yagyu Electric motor
DE60119051T2 (de) 2000-08-31 2006-12-07 Mitsubishi Denki K.K. Elektromotor
DE10103824A1 (de) 2001-01-29 2002-09-05 Bosch Gmbh Robert Ständer-Anschlussteil einer elektrischen Maschine
US7193345B2 (en) * 2001-09-03 2007-03-20 Honda Motor Co., Ltd. Collecting and distributing ring for rotary electric machine stator
JP2003134724A (ja) 2001-10-26 2003-05-09 Sumitomo Wiring Syst Ltd 車両用薄型ブラシレスモータの集中配電部材、及びそれに用いるバスバーの製造方法
US20030173842A1 (en) 2001-10-26 2003-09-18 Sumitomo Wiring Systems, Ltd. Centralized power distribution unit and method of producing bus bars
US7219417B2 (en) * 2001-10-26 2007-05-22 Sumitomo Wiring Systems, Ltd. Method of producing bus bars for centralized power distribution unit
CN1414672A (zh) 2001-10-26 2003-04-30 住友电装株式会社 集中式配电装置以及汇流条的加工方法
US20030146671A1 (en) 2002-02-07 2003-08-07 Diehl Kris D. Insulated stator core with attachment features
WO2004010562A1 (ja) 2002-07-22 2004-01-29 Nsk Ltd. モータ、モータの製造方法及びモータの駆動制御装置
JP2004088944A (ja) 2002-08-28 2004-03-18 Honda Motor Co Ltd 回転電機
DE10318816A1 (de) 2003-04-17 2004-11-25 Minebea Co., Ltd. Stator mit Verschaltungsstruktur für Statorwicklungen
JP2004336897A (ja) 2003-05-08 2004-11-25 Moric Co Ltd 回転電機の電機子
US20040256936A1 (en) * 2003-05-08 2004-12-23 Kabushiki Kaisha Moric Armature of rotary electrical device
CN1551451A (zh) 2003-05-08 2004-12-01 株式会社萌力克 旋转电机装置的电枢
US7385323B2 (en) 2003-05-08 2008-06-10 Yamaha Motor Electronics Armature of rotary electrical device
JP2005065374A (ja) 2003-08-08 2005-03-10 Nissan Motor Co Ltd 巻線の端末結線構造
JP2005168224A (ja) 2003-12-04 2005-06-23 Matsushita Electric Ind Co Ltd 電動機の製造方法
JP2006180615A (ja) 2004-12-22 2006-07-06 Sumitomo Electric Ind Ltd 回転電機のステータ
JP2007049823A (ja) 2005-08-10 2007-02-22 Sumitomo Electric Ind Ltd パワーモジュール及び基板
US20070076354A1 (en) 2005-10-05 2007-04-05 Yazaki Corporation Electric power distribution device
JP2007104812A (ja) 2005-10-05 2007-04-19 Yazaki Corp 配電部材
US20080175732A1 (en) 2007-01-19 2008-07-24 Jtekt Corporation Busbar structure, method of producing the busbar structure, and electric motor having the busbar structure

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
Chinese Office Action for corresponding CN Patent Application No. 200880017217.6 mailed Nov. 8, 2011.
German Office Action corresponding to German Patent Application No. 11 2008 001 219.9 dated Sep. 1, 2011.
Notice of Allowance dated Mar. 26, 2013 for U.S. Appl. No. 13/479,868.
United States Office Action dated Oct. 26, 2012 for related U.S. Appl. No. 13/479,868.
United States Office Action issued Jul. 17, 2012 for U.S. Appl. No. 13/479,868.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120056500A1 (en) * 2010-06-11 2012-03-08 Toyota Jidosha Kabushiki Kaisha Stator and method of manufacturing the stator
US9847691B2 (en) 2015-11-26 2017-12-19 INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE and the nation Power collection device for electric machine
US11336156B2 (en) * 2019-02-26 2022-05-17 Honda Motor Co., Ltd. Power control unit

Also Published As

Publication number Publication date
US20100148615A1 (en) 2010-06-17
DE112008001219B4 (de) 2017-06-01
DE112008001219T5 (de) 2010-03-04
JP4743167B2 (ja) 2011-08-10
US20120235524A1 (en) 2012-09-20
US8482172B2 (en) 2013-07-09
CN101730969A (zh) 2010-06-09
CN101730969B (zh) 2013-08-14
JP2008301561A (ja) 2008-12-11
WO2008146945A1 (ja) 2008-12-04

Similar Documents

Publication Publication Date Title
US8492947B2 (en) Terminal module for rotating electric machine having a guide portion, rotating electric machine, and manufacturing method thereof
US7855484B2 (en) Insulating member and stator
US8878407B2 (en) Rotary electric machine and method for manufacturing a stator coil connecting unit therefor
JP5725003B2 (ja) 回転電機
US8269387B2 (en) Coil for rotating electric machine having bent drawn-out ends
US20090039720A1 (en) Terminal module for rotating electric machine, and rotating electric machine
US20130300246A1 (en) Rotating Electrical Machine
JP2007312560A (ja) インシュレータおよび回転電機
CN105794090A (zh) 旋转电机
EP2639933A1 (de) Dynamoelektrische maschine
JP5233417B2 (ja) 回転電機
US11901848B2 (en) Rotating electric machine and armature
JP2007159223A (ja) ロータ、回転電機およびロータの製造方法
WO2013118273A1 (ja) 回転電機のスリップリング装置
JP5387604B2 (ja) 回転電機用端末モジュールおよび回転電機
JP4913538B2 (ja) 集中配電部品
JP5221103B2 (ja) 回転電機
EP2940836B1 (de) Rotierende maschine
JP2019103354A (ja) 回転電機
JP4548381B2 (ja) インシュレータ、回転電機およびその製造方法ならびに電動車両
JP6759967B2 (ja) 回転電機用端末モジュール
JP6001447B2 (ja) 結線構造、回転機、電動車両及び結線方法
JP2014128163A (ja) 回転電機
JP2024146168A (ja) 回転電機用ステータ
JP2015029370A (ja) 回転電機用ステータコアおよびブラシレスモータ

Legal Events

Date Code Title Description
AS Assignment

Owner name: TOYOTA JIDOSHA KABUSHIKI KAISHA,JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SASAKI, KEI;GOTO, YASUMASA;AKAO, NORIHIKO;REEL/FRAME:023610/0529

Effective date: 20090914

Owner name: TOYOTA JIDOSHA KABUSHIKI KAISHA, JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SASAKI, KEI;GOTO, YASUMASA;AKAO, NORIHIKO;REEL/FRAME:023610/0529

Effective date: 20090914

STCF Information on status: patent grant

Free format text: PATENTED CASE

FPAY Fee payment

Year of fee payment: 4

MAFP Maintenance fee payment

Free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY

Year of fee payment: 8